For the following areas... Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border...
At 1257 PM EDT, a severe thunderstorm was located 12 nm southwest of Central Lake Huron Buoy, moving southeast at 20 knots.
HAZARD...Wind gusts 34 knots or greater and large hail.
SOURCE...Radar indicated.
IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage.
Locations impacted include... Central Lake Huron Buoy.